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authorPatrick Georgi <patrick@georgi-clan.de>2012-03-31 12:52:21 +0200
committerStefan Reinauer <stefan.reinauer@coreboot.org>2012-04-25 16:27:07 +0200
commit05e740fc40e409dcf8d592f4bbeaf87dc92140c5 (patch)
tree5b05e1ea6cd2a9c82ac218984e8ee5526c9b77c5 /src/include/cpu/x86
parent8919729307028746cf7bc527ca511183fe3b401b (diff)
Replace cache control magic numbers with symbols
Instead of opaque numbers like (1<<29), use symbols like CR0_NoWriteThrough. Change-Id: Id845e087fb472cfaf5f71beaf37fbf0d407880b5 Signed-off-by: Patrick Georgi <patrick@georgi-clan.de> Reviewed-on: http://review.coreboot.org/833 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/include/cpu/x86')
-rw-r--r--src/include/cpu/x86/cache.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/include/cpu/x86/cache.h b/src/include/cpu/x86/cache.h
index c2de073a52..a448228776 100644
--- a/src/include/cpu/x86/cache.h
+++ b/src/include/cpu/x86/cache.h
@@ -20,6 +20,11 @@
#ifndef CPU_X86_CACHE
#define CPU_X86_CACHE
+#define CR0_CacheDisable (1 << 30)
+#define CR0_NoWriteThrough (1 << 29)
+
+#if !defined(__ASSEMBLER__)
+
/*
* Need two versions because ROMCC chokes on certain clobbers:
* cache.h:29.71: cache.h:60.24: earlymtrr.c:117.23: romstage.c:144.33:
@@ -107,4 +112,5 @@ static inline __attribute__((always_inline)) void disable_cache(void)
void x86_enable_cache(void);
#endif
+#endif /* !__ASSEMBLER__ */
#endif /* CPU_X86_CACHE */